The electrowinning VODNOSOLEVYH PROCESSING SOLUTIONS

摘要

method of electrochemical processing of u0432u043eu0434u043du043eu0441u043eu043bu0435u0432u044bu0445 solutions u0434u043bu00a0 u043fu043eu043bu0443u0447u0435u043du0438u00a0 u0434u0435u0437u0438u043du0444u0438u0446u0438u0440u0443u044eu0449u0438u0445 and cleaning substances and u0440u0435u0433u0443u043bu0438u0440u043eu0432u0430u043du0438u00a0 acid core u0441u043eu0441u0442u043eu00a0u043du0438u00a0 solution s, including u0441u0435u0431u00a0 transmission solutions u044du043bu0435u043au0442u0440u043eu043bu0438u0442u0430 separate flows through the chamber between the cathode and the anode, respectively, u043fu043eu0432u0435u0440u0445u043du043eu0441u0442u00a0u043cu0438 u044du043bu0435u043au0442u0440u043eu043bu0438u0437u043du043eu0433u043e ale yente, the u0440u0430u0437u0434u0435u043bu00a0u044eu0449u0435u0439 them permeable diaphragm, u0434u043bu00a0 u044du043bu0435u043au0442u0440u043eu043bu0438u0442u0430,u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 so that the total flow of the coolant at the inlet to the u043au0430u0442u043eu0434u043du0443u044e and u0430u043du043eu0434u043du0443u044e chamber evenly u0440u0430u0437u0434u0435u043bu00a0u044eu0442 system parallel flows; flow process on the u043fu043eu0432u0435u0440u0445u043du043eu0441u0442u00a0u043cu0438 electrodes in u043bu0430u043cu0438u043du0430u0440u043du043eu043c mode u0442u0435u0447u0435u043du0438u00a0 speed w on the side, u0433u0438u0434u0440u043eu0434u0438u043du0430u043cu0438u0447u0435u0441u043au0438 fragmented channelsa cell surface of the diaphragm and u044du043au0432u0438u0434u0438u0441u0442u0430u043du0442u043du044bu043cu0438 u043fu043eu0432u0435u0440u0445u043du043eu0441u0442u00a0u043cu0438 cathode and anode in the configuration of a flat wave with parameter s length, amplitude h and radii of curvature surface (r; processing lead the current density (i, u0432u044bu0434u0435u0440u0436u0438u0432u0430u00a0 ratio parameters withinu043eu043fu0440u0435u0434u0435u043bu00a0u0435u043cu044bu0445 according to u0433u0438u0434u0440u043eu0434u0438u043du0430u043cu0438u0447u0435u0441u043au043eu0439 sustainability laminar u0442u0435u0447u0435u043du0438u00a0 solution to u0432u043eu0437u043cu0443u0449u0435u043du0438u00a0u043c from u043au043eu043du0446u0435u043du0442u0440u0430u0446u0438u043eu043du043du043e - gravity convection and the condition of pu u0437u044bu0440u044cu043au043eu0432u043eu0433u043e evacuation of gases, gas treatment regime;k1 + u043a200208 (/ 0), 1 / 2u044dmu0430u0445 a u044dminK0Ra * 0w1,75 / (i0,75L0,25);and u0443u0441u043bu043eu0432u0438u00a0 u044du043au0432u0438u0434u0438u0441u0442u0430u043du0442u043du043eu0441u0442u0438 surfaces of the electrodes.;rmax - rminb = (h + m) [1 + (2h / 2)] - (1 / 2);rmin 0 (1 / 2) ((1 + 2 / 4h2) - 1 / 2 - b];where:;a = 2h [1 + (1 + 4h2 / 2) 1 / 2) - 1 - u0433u0438u0434u0440u043eu0434u0438u043du0430u043cu0438u0447u0435u0441u043au0438u0439 channel equivalent diameter;;rmax, rmin - maximum and minimum curvature radiuses have u043fu0440u043eu0444u0438u043bu00a0 surface electrodes.;b - u0440u0430u0441u0441u0442u043eu00a0u043du0438u0435 on u043du043eu0440u043cu0430u043bu0438 u044du043au0432u0438u0434u0438u0441u0442u0430u043du0442u043du044bu043cu0438 u043fu043eu0432u0435u0440u0445u043du043eu0441u0442u00a0u043cu0438 between anode and cathode in the channels;;l is the length of the flow channel.;m, the thickness of the diaphragm.;ra * 0 = 4 (1 + 4 (2h) 2] 2 - minimum critical diffusion analogue u043au0440u0438u0442u0435u0440u0438u00a0 u0440u0435u043bu0435u00a0 in channel with stationary fluid;;u043a0 = [(4.5 10 30R t (1 + ta) u044du043bD2 / 3) (g (m) - 1] 0.75 - constant physical and chemical parameters of solution;;k1 = rmax [1 - (1 + 4h2 / 2) - 1] [1 + (1 + 4h2 / 2) - 1 / 2) - 1;k2 = (1 + (1 + 4h2 / 2) - 1 / 2) - 1;0 is the density of solution g / cm3;;r - u0443u043du0438u0432u0435u0440u0441u0430u043bu044cu043du0430u00a0 u043fu043eu0441u0442u043eu00a0u043du043du0430u00a0;;t is the temperature.;tu0430 - number of transfer u0430u043du0438u043eu043du0430 in u044du043bu0435u043au0442u0440u043eu043bu0438u0442u0435;;el u043cu043eu043bu044cu043du0430u00a0 u044du043au0432u0438u0432u0430u043bu0435u043du0442u043du0430u00a0 u044du043bu0435u043au0442u0440u043eu043fu0440u043eu0432u043eu0434u043du043eu0441u0442u044c solution cm2 / om moth;;d is the diffusion of salt in solution u044du043bu0435u043au0442u0440u043eu043bu0438u0442u0435, cm2 / c;;g is the acceleration of free u043fu0430u0434u0435u043du0438u00a0, cm / s2.;f - number of u0444u0430u0440u0430u0434u0435u00a0 and h / s;;is the kinematic u0432u00a0u0437u043au043eu0441u0442u0438, cm2 / c;;m is the mass of u043cu043eu043bu0435u043au0443u043bu00a0u0440u043du0430u00a0 salt solution, g / mol;;- superficial u043du0430u0442u00a0u0436u0435u043du0438u0435 solution, dean / cm.;angle u0441u043cu0430u0447u0438u0432u0430u043du0438u00a0 surface electrodes with saline.